How does the turbo work on the 4g63t? Does it get "fed" from the throttle body? or from the exhaust?

I think you need to do more reading on how a turbo works. I mean that in a nice way. Google "turbo explained"

And thats why I am asking. I dont know how they work

With your lack of research, expect many non-helpful comments. Here is a helpful video for some base knowledge:

Please do yourself a favor and try to search for answers before asking such a question. Google can be quite useful. Search "How a turbocharger works".

Google is your friend. I like engineering explained on youtube. Here's some of his turbo vids: https://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=engineering explained turbo&safe=active&tbm=vid start with "how a turbocharger works" And once you think you've got it, post a summary of what you've learned here and we can HELPFULLY correct you in any way you need. At one point, none of us knew how these things worked.